Summary
Overview
Work History
Education
Skills
Timeline
Generic

Jorge A Santiago Negron

San Antonio

Summary

Skilled Diesel Mechanic and Automotive Technician with extensive experience at Du-Mor Enterprises and Mercedes-Benz Stadium. Expert in diesel engine repair, preventive maintenance, and customer service, enhancing vehicle performance and workshop efficiency. Demonstrated leadership in staff supervision and commitment to safety management, achieving a significant reduction in vehicle downtime.

Overview

27
27
years of professional experience

Work History

Diesel Mechanic

Du-Mor Enterprises
10.2022 - Current
  • Maintained diesel engines with industry-standard techniques involving both hand and power tools.
  • Performed preventive maintenance on engines, transmissions, tires, and other vehicle systems.
  • Troubleshot and diagnosed problems with brakes, steering, and transmissions.
  • Completed checklist of fluid levels, air filter, tire pressure, and more as part of service orders.
  • Supported overall workshop efficiency by maintaining a clean, organized workspace and adhering to safety guidelines.
  • Diagnosed and repaired diesel engines to restore functionality in heavy-duty vehicles.
  • Maintained detailed records of all repairs, parts replacements, and services performed for reference during future work.
  • Examined engines, transmissions and vehicle systems to diagnose issues.
  • Documented findings and actions taken.
  • Troubleshot electrical system issues accurately to reduce the likelihood of recurring problems down the line.
  • Inspected and adjusted brakes, steering systems and wheel bearings to address related issues.
  • Installed new systems and components in vehicles.
  • Disassembled and repaired diesel engines in automobiles, trucks, buses, and construction vehicles.
  • Contributed to a positive work environment with strong interpersonal skills, teamwork abilities, and effective communication among colleagues and supervisors alike.
  • Ensured safety compliance by maintaining up-to-date knowledge of federal regulations related to diesel mechanics.
  • Reduced downtime for vehicles by diagnosing and repairing complex mechanical issues in a timely manner.
  • Used specialty equipment, standard tools, and gauges to complete assessments and repairs.
  • Minimized costly breakdowns through proactive preventative maintenance measures on heavy equipment and vehicles.
  • Enhanced engine performance by conducting regular maintenance and repairs on diesel engines.
  • Ordered parts necessary for vehicle repairs and new installations.
  • Improved customer satisfaction with thorough inspections, accurate diagnoses, and effective communication of repair needs.
  • Installed and adjusted fuel injection systems and turbochargers to enhance vehicle performance.

Automotive Technician

Auto-Spec
12.2018 - 10.2022
  • Maintained a clean and organized work environment, demonstrating pride in personal workspace while contributing to overall shop cleanliness.
  • Performed diagnostic and troubleshooting procedures to find and identify root causes of mechanical issues.
  • Serviced vehicles according to OEM recommended maintenance schedules for oil changes, engine tune-ups and fluid changes.
  • Completed full vehicle inspections to check for leaks, damage, or other issues of concern.
  • Replaced damaged, missing, or defective parts with new and refurbished components.
  • Changed, rotated, and balanced tires on different types of vehicles.
  • Inspected and tested vehicles and completed preventive maintenance such as engine tune-ups, oil changes, tire rotations, wheel balancing, and filter replacement.
  • Improved vehicle performance by conducting thorough diagnostic tests and repairing or replacing faulty components.
  • Troubleshot and diagnosed faults with vehicle systems and components using OEM-specific code readers, diagnostic trees, and online knowledge bases.
  • Upheld high safety standards in the workplace by following proper protocols when handling hazardous materials and utilizing protective gear as needed.
  • Increased workshop efficiency by effectively organizing tools, equipment, and workspace for easy access during repairs.
  • Enhanced customer satisfaction by providing timely and accurate repair estimates for various automotive issues.
  • Performed safety and emissions inspections.
  • Kept equipment in good working order by following operating instructions, troubleshooting breakdowns, and maintaining supplies.
  • Analyzed and located malfunctions in brakes, motors, switches, and control systems.
  • Completed customer orders and warranty services according to manufacturer specifications.
  • Trained and coached junior employees on procedures for completing various types of repairs and maintenance on cars and light trucks.
  • Reduced vehicle downtime with meticulous preventative maintenance services, extending the life of customers'' vehicles.
  • Delivered superior results under tight deadlines, managing multiple concurrent projects without compromising quality or attention to detail.
  • Maintained accurate records of time and materials required to perform repairs and service.
  • Tested newly installed equipment to determine proper functionality and compliance with regulations.
  • Achieved consistency across all repairs by strictly following manufacturer guidelines and using OEM parts whenever possible.
  • Contributed to business growth through exceptional customer service, leading to increased repeat clientele and positive word-of-mouth referrals.

Automotive Technician

Volkswagen Kennedy
05.1998 - 07.2003
  • Maintained a clean and organized work environment, demonstrating pride in personal workspace while contributing to overall shop cleanliness.
  • Performed diagnostic and troubleshooting procedures to find and identify root causes of mechanical issues.
  • Serviced vehicles according to OEM recommended maintenance schedules for oil changes, engine tune-ups and fluid changes.
  • Completed full vehicle inspections to check for leaks, damage, or other issues of concern.
  • Replaced damaged, missing, or defective parts with new and refurbished components.
  • Changed, rotated, and balanced tires on different types of vehicles.
  • Inspected and tested vehicles and completed preventive maintenance such as engine tune-ups, oil changes, tire rotations, wheel balancing, and filter replacement.
  • Improved vehicle performance by conducting thorough diagnostic tests and repairing or replacing faulty components.
  • Troubleshot and diagnosed faults with vehicle systems and components using OEM-specific code readers, diagnostic trees, and online knowledge bases.
  • Upheld high safety standards in the workplace by following proper protocols when handling hazardous materials and utilizing protective gear as needed.
  • Increased workshop efficiency by effectively organizing tools, equipment, and workspace for easy access during repairs.
  • Enhanced customer satisfaction by providing timely and accurate repair estimates for various automotive issues.
  • Performed safety and emissions inspections.
  • Kept equipment in good working order by following operating instructions, troubleshooting breakdowns, and maintaining supplies.
  • Analyzed and located malfunctions in brakes, motors, switches, and control systems.
  • Completed customer orders and warranty services according to manufacturer specifications.
  • Trained and coached junior employees on procedures for completing various types of repairs and maintenance on cars and light trucks.
  • Reduced vehicle downtime with meticulous preventative maintenance services, extending the life of customers'' vehicles.
  • Delivered superior results under tight deadlines, managing multiple concurrent projects without compromising quality or attention to detail.
  • Maintained accurate records of time and materials required to perform repairs and service.
  • Tested newly installed equipment to determine proper functionality and compliance with regulations.
  • Achieved consistency across all repairs by strictly following manufacturer guidelines and using OEM parts whenever possible.
  • Contributed to business growth through exceptional customer service, leading to increased repeat clientele and positive word-of-mouth referrals.

Automotive Technician

Cleo Bay Subaru
09.2016 - 12.2018
  • Maintained a clean and organized work environment, demonstrating pride in personal workspace while contributing to overall shop cleanliness.
  • Performed diagnostic and troubleshooting procedures to find and identify root causes of mechanical issues.
  • Serviced vehicles according to OEM recommended maintenance schedules for oil changes, engine tune-ups and fluid changes.
  • Completed full vehicle inspections to check for leaks, damage, or other issues of concern.
  • Replaced damaged, missing, or defective parts with new and refurbished components.
  • Changed, rotated, and balanced tires on different types of vehicles.
  • Inspected and tested vehicles and completed preventive maintenance such as engine tune-ups, oil changes, tire rotations, wheel balancing, and filter replacement.
  • Improved vehicle performance by conducting thorough diagnostic tests and repairing or replacing faulty components.
  • Troubleshot and diagnosed faults with vehicle systems and components using OEM-specific code readers, diagnostic trees, and online knowledge bases.
  • Upheld high safety standards in the workplace by following proper protocols when handling hazardous materials and utilizing protective gear as needed.
  • Increased workshop efficiency by effectively organizing tools, equipment, and workspace for easy access during repairs.
  • Enhanced customer satisfaction by providing timely and accurate repair estimates for various automotive issues.
  • Performed safety and emissions inspections.
  • Kept equipment in good working order by following operating instructions, troubleshooting breakdowns, and maintaining supplies.
  • Analyzed and located malfunctions in brakes, motors, switches, and control systems.
  • Completed customer orders and warranty services according to manufacturer specifications.
  • Trained and coached junior employees on procedures for completing various types of repairs and maintenance on cars and light trucks.
  • Delivered superior results under tight deadlines, managing multiple concurrent projects without compromising quality or attention to detail.
  • Maintained accurate records of time and materials required to perform repairs and service.
  • Tested newly installed equipment to determine proper functionality and compliance with regulations.
  • Contributed to business growth through exceptional customer service, leading to increased repeat clientele and positive word-of-mouth referrals.
  • Used specialized tools to detect leaks in gas and refrigerant systems.
  • Elevated shop reputation with outstanding troubleshooting abilities that led to quick identification of complex issues not easily diagnosed by others.
  • Achieved consistency across all repairs by strictly following manufacturer guidelines and using OEM parts whenever possible.
  • Safeguarded customer trust by ensuring adherence to ethical repair practices and maintaining a transparent communication approach throughout the service process.
  • Boosted team morale and productivity by actively participating in staff training, sharing knowledge and skills with coworkers.
  • Streamlined work processes through effective collaboration with other technicians, resulting in faster turnaround times for customer vehicles.
  • Cultivated a loyal client base through personalized consultations, listening attentively to each individual''s needs before recommending appropriate solutions.
  • Mitigated potential warranty claims through close inspections of newly serviced vehicles prior to their return to customers.
  • Championed environmental sustainability by properly disposing of hazardous waste materials and recycling used parts whenever possible.
  • Optimized inventory management systems by tracking stock levels closely and placing orders as necessary to prevent shortages or excess supplies.
  • Facilitated team training sessions, enhancing overall skill sets in emerging automotive technologies.

Automotive Technician

Mercedes-Benz Stadium
07.2013 - 09.2016
  • Maintained a clean and organized work environment, demonstrating pride in personal workspace while contributing to overall shop cleanliness.
  • Performed diagnostic and troubleshooting procedures to find and identify root causes of mechanical issues.
  • Serviced vehicles according to OEM recommended maintenance schedules for oil changes, engine tune-ups and fluid changes.
  • Completed full vehicle inspections to check for leaks, damage, or other issues of concern.
  • Replaced damaged, missing, or defective parts with new and refurbished components.
  • Changed, rotated, and balanced tires on different types of vehicles.
  • Inspected and tested vehicles and completed preventive maintenance such as engine tune-ups, oil changes, tire rotations, wheel balancing, and filter replacement.
  • Improved vehicle performance by conducting thorough diagnostic tests and repairing or replacing faulty components.
  • Troubleshot and diagnosed faults with vehicle systems and components using OEM-specific code readers, diagnostic trees, and online knowledge bases.
  • Upheld high safety standards in the workplace by following proper protocols when handling hazardous materials and utilizing protective gear as needed.
  • Increased workshop efficiency by effectively organizing tools, equipment, and workspace for easy access during repairs.
  • Enhanced customer satisfaction by providing timely and accurate repair estimates for various automotive issues.
  • Performed safety and emissions inspections.
  • Kept equipment in good working order by following operating instructions, troubleshooting breakdowns, and maintaining supplies.
  • Analyzed and located malfunctions in brakes, motors, switches, and control systems.
  • Completed customer orders and warranty services according to manufacturer specifications.
  • Reduced vehicle downtime with meticulous preventative maintenance services, extending the life of customers'' vehicles.
  • Trained and coached junior employees on procedures for completing various types of repairs and maintenance on cars and light trucks.
  • Delivered superior results under tight deadlines, managing multiple concurrent projects without compromising quality or attention to detail.
  • Maintained accurate records of time and materials required to perform repairs and service.
  • Tested newly installed equipment to determine proper functionality and compliance with regulations.
  • Achieved consistency across all repairs by strictly following manufacturer guidelines and using OEM parts whenever possible.

Automotive Technician

Garage Isla Verde Mercedes-Benz
10.2011 - 07.2013
  • Maintained a clean and organized work environment, demonstrating pride in personal workspace while contributing to overall shop cleanliness.
  • Performed diagnostic and troubleshooting procedures to find and identify root causes of mechanical issues.
  • Serviced vehicles according to OEM recommended maintenance schedules for oil changes, engine tune-ups and fluid changes.
  • Completed full vehicle inspections to check for leaks, damage, or other issues of concern.
  • Replaced damaged, missing, or defective parts with new and refurbished components.
  • Changed, rotated, and balanced tires on different types of vehicles.
  • Inspected and tested vehicles and completed preventive maintenance such as engine tune-ups, oil changes, tire rotations, wheel balancing, and filter replacement.
  • Improved vehicle performance by conducting thorough diagnostic tests and repairing or replacing faulty components.
  • Troubleshot and diagnosed faults with vehicle systems and components using OEM-specific code readers, diagnostic trees, and online knowledge bases.
  • Upheld high safety standards in the workplace by following proper protocols when handling hazardous materials and utilizing protective gear as needed.
  • Increased workshop efficiency by effectively organizing tools, equipment, and workspace for easy access during repairs.
  • Enhanced customer satisfaction by providing timely and accurate repair estimates for various automotive issues.
  • Performed safety and emissions inspections.
  • Kept equipment in good working order by following operating instructions, troubleshooting breakdowns, and maintaining supplies.
  • Analyzed and located malfunctions in brakes, motors, switches, and control systems.
  • Completed customer orders and warranty services according to manufacturer specifications.
  • Trained and coached junior employees on procedures for completing various types of repairs and maintenance on cars and light trucks.
  • Reduced vehicle downtime with meticulous preventative maintenance services, extending the life of customers'' vehicles.
  • Delivered superior results under tight deadlines, managing multiple concurrent projects without compromising quality or attention to detail.
  • Maintained accurate records of time and materials required to perform repairs and service.
  • Tested newly installed equipment to determine proper functionality and compliance with regulations.
  • Achieved consistency across all repairs by strictly following manufacturer guidelines and using OEM parts whenever possible.
  • Contributed to business growth through exceptional customer service, leading to increased repeat clientele and positive word-of-mouth referrals.

Diesel Mechanic

Rimco Caterpillar
07.2003 - 10.2011
  • Troubleshot and diagnosed problems with brakes, steering, and transmissions.
  • Performed preventive maintenance on engines, transmissions, tires, and other vehicle systems.
  • Completed checklist of fluid levels, air filter, tire pressure, and more as part of service orders.
  • Utilized hand tools and power tools to repair and maintain diesel engines according to industry standards.
  • Diagnosed and repaired diesel engines to restore functionality in heavy-duty vehicles.
  • Supported overall workshop efficiency by maintaining a clean, organized workspace and adhering to safety guidelines.
  • Maintained detailed records of all repairs, parts replacements, and services performed for reference during future work.
  • Documented findings and actions taken.
  • Troubleshot electrical system issues accurately to reduce the likelihood of recurring problems down the line.
  • Inspected and adjusted brakes, steering systems and wheel bearings to address related issues.
  • Examined engines, transmissions and vehicle systems to diagnose issues.
  • Installed new systems and components in vehicles.
  • Disassembled and repaired diesel engines in automobiles, trucks, buses, and construction vehicles.
  • Contributed to a positive work environment with strong interpersonal skills, teamwork abilities, and effective communication among colleagues and supervisors alike.
  • Ensured safety compliance by maintaining up-to-date knowledge of federal regulations related to diesel mechanics.
  • Reduced downtime for vehicles by diagnosing and repairing complex mechanical issues in a timely manner.
  • Used specialty equipment, standard tools, and gauges to complete assessments and repairs.
  • Minimized costly breakdowns through proactive preventative maintenance measures on heavy equipment and vehicles.
  • Enhanced engine performance by conducting regular maintenance and repairs on diesel engines.
  • Ordered parts necessary for vehicle repairs and new installations.
  • Improved customer satisfaction with thorough inspections, accurate diagnoses, and effective communication of repair needs.
  • Installed and adjusted fuel injection systems and turbochargers to enhance vehicle performance.
  • Inspected vehicle systems to assess function and uncover defects.

Education

Graduate Certificate - Mechanical Engineering

Automeca Technical College
2118 Carr Puerto Rico 2, Bayamón, 00961, Puerto Ri
05.1996

Diploma -

Juan Jose Osuna High School
CW6P+XXC, Urb. Baldriche, Calle Jose R Acosta, San
05.1990

Skills

  • Heavy equipment repair
  • Preventive Maintenance
  • Engine repair
  • Diesel engine repair
  • Welding and fabrication
  • Vehicle inspections
  • Brake systems
  • Fuel injection systems
  • Engine diagnostics
  • Electrical systems
  • Transmissions
  • Auto and engine repair
  • Gearbox repairs
  • Steering systems
  • Suspension systems
  • Exhaust systems
  • Inspection procedures
  • Safety management
  • Battery maintenance
  • Engine rebuilds
  • Powertrain systems
  • Drive train components
  • Clutch systems
  • Fluid management
  • Air conditioning systems
  • Parts ordering
  • Hydraulic systems
  • Turbocharger systems
  • Documentation
  • Customer service
  • Auto diagnostics
  • Electronic control modules
  • Vehicle checklists
  • Emission control systems
  • MIG welding
  • Steering mechanisms
  • Quality assurance
  • Root-cause analysis
  • Fleet management
  • Staff supervision
  • Fluid adjustments
  • Time tracking
  • Vehicle alignment
  • Pneumatic systems
  • Performance improvement
  • Telematics systems
  • Computer tracking
  • Problem-solving
  • Industrial machinery repair
  • Time management
  • Attention to detail
  • Verbal and written communication
  • Job site safety
  • Vehicle diagnostics
  • System troubleshooting
  • Fuel systems
  • Shop management
  • Fuel system maintenance
  • Maintenance scheduling
  • Record keeping
  • Diagnostic testing
  • Mechanical aptitude
  • Technical documentation
  • Service documentation
  • Troubleshooting & diagnosis
  • Transmission service

Timeline

Diesel Mechanic

Du-Mor Enterprises
10.2022 - Current

Automotive Technician

Auto-Spec
12.2018 - 10.2022

Automotive Technician

Cleo Bay Subaru
09.2016 - 12.2018

Automotive Technician

Mercedes-Benz Stadium
07.2013 - 09.2016

Automotive Technician

Garage Isla Verde Mercedes-Benz
10.2011 - 07.2013

Diesel Mechanic

Rimco Caterpillar
07.2003 - 10.2011

Automotive Technician

Volkswagen Kennedy
05.1998 - 07.2003

Graduate Certificate - Mechanical Engineering

Automeca Technical College

Diploma -

Juan Jose Osuna High School

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Jorge A Santiago Negron